Western Digital Red SN700 2TB M. 2 2280 NVMe SSDs Two available: Same manufacture date (March 2023), sequential serial numbers, a true matched set, and warrantied until 2028. Price is for a single unit. Select “Quantity: 2″ to get both or contact me after the sale to arrange the balance. These are enterprise grade, NAS-specific NVMe drives rated for 24/7 workloads, with 2,500 TBW endurance, over 8× the endurance of a typical consumer/laptop/PC 500GB SSD.